/* 城市经纬度位置(下面的经纬度均为天地图中的经纬度) */
var cityLngLatDataMap = {
	'北京': [116.38884, 39.90788],
	'天津': [117.18777, 39.089], 
	'上海': [121.4663, 31.23739],
	'重庆': [106.54202, 29.57282],
	'成都': [104.04345, 30.66848],
	'南京': [118.78015, 32.07436],
	'苏州': [120.5798, 31.30727],
	'杭州': [120.20077, 30.25251],
	'温州': [120.69451, 28.00766],
	'福州': [119.28891, 26.0808],
	'厦门': [118.08178, 24.48898],
	'深圳': [114.05053, 22.55941],
	'广州': [113.25128, 23.13649],
	'佛山': [113.11459, 23.02978],
	'南宁': [108.35412, 22.82548],
	'昆明': [102.71539, 25.0594],
	'拉萨': [91.11254, 29.66643],
	'西宁': [101.76121, 36.66374],
	'兰州': [103.82921, 36.08226],
	'银川': [106.20226, 38.50291],
	'呼和浩特': [111.73388, 40.85732],
	'西安': [108.9364, 34.27417],
	'武汉': [114.29699, 30.5971],
	'合肥': [117.21185, 31.82733],
	'南昌': [115.84881, 28.69115],
	'长沙': [112.91491, 28.25344],
	'贵阳': [106.6203, 26.6554],
	'郑州': [113.61932, 34.75621],
	'济南': [116.9859, 36.66673],
	'太原': [112.53991, 37.88021],
	'沈阳': [123.42333, 41.81009],
	'长春': [125.31216, 43.81617],
	'哈尔滨': [126.52478, 45.80628],
	'自贡': [104.76305, 29.3557],
	'乐山': [103.74681, 29.57092],
	'眉山': [103.82921, 30.10459],
	'广安': [106.63108, 30.4645],
	'雅安': [102.99974, 29.99999],
	'绵阳': [104.66417, 31.47772],
	'德阳': [104.38402, 31.13981],
	'遂宁': [105.58153, 30.55502],
	'南充': [106.09789, 30.85729],
	'达州': [107.46019, 31.2291],
	'巴中': [106.71604, 31.88193],
	'广元': [105.80418, 32.4585],
	'攀枝花': [101.70628, 26.61278]
};

/* 北京返四川数据 */
var BJData = [
	//  出发地        到达地    目的地图标的大小
	[{name:'北京'}, {name:'广安',  value:5}],
	[{name:'北京'}, {name:'成都',  value:20}]
];

/* 上海返四川数据 */
var SHData = [
	[{name:'上海'},{name:'达州',value:5}],
	[{name:'上海'}, {name:'南充',value:5}]
];

/* 广州返四川数据 */
var GZData = [
	[{name:'广州'},{name:'广元',value:5}],
	[{name:'广州'}, {name:'攀枝花',value:5}]
];

/* 拉萨返四川数据 */
var LSData = [
	[{name:'拉萨'},{name:'德阳',value:5}],
	[{name:'拉萨'}, {name:'遂宁',value:5}]
];